Function Load

engine/gamesys/src/gamesys/scripts/script_resource.cpp:389–421

load a resource * Loads the resource data for a specific resource. * * @name resource.load * * @param path [type:string] The path to the resource * @return buffer [type:buffer] Returns the buffer stored on disc * * @examples * * ```lua * -- read custom resource data into buffer * local buffer = resource.load("/resources/datafile") * ``` * * In order for the engine to include custom

 * ```
 */
static int Load(lua_State* L)
{
    int top = lua_gettop(L);
    const char* name = luaL_checkstring(L, 1);

    void* resource = 0;
    uint32_t resourcesize = 0;
    dmResource::Result r = dmResource::GetRaw(g_ResourceModule.m_Factory, name, &resource, &resourcesize);

    if( r != dmResource::RESULT_OK )
    {
        assert(top == lua_gettop(L));
        return ReportPathError(L, r, dmHashString64(name));
    }

    dmBuffer::StreamDeclaration streams_decl[] = {
        {dmHashString64("data"), dmBuffer::VALUE_TYPE_UINT8, 1}
    };

    dmBuffer::HBuffer buffer = 0;
    dmBuffer::Create(resourcesize, streams_decl, 1, &buffer);

    uint8_t* data = 0;
    uint32_t datasize = 0;
    dmBuffer::GetBytes(buffer, (void**)&data, &datasize);

    memcpy(data, resource, resourcesize);

    dmScript::LuaHBuffer luabuf(buffer, dmScript::OWNER_LUA);
    dmScript::PushBuffer(L, luabuf);
    assert(top + 1 == lua_gettop(L));
    return 1;
}


static int DoCheckError(lua_State* L, const char* attr_name, const char* expected_type)